Weather Forecast and Radar for New Castle, Pennsylvania
Temperature Forecast for New Castle, Pennsylvania
Live Weather Camera
Temperature Forecast for New Castle, Pennsylvania
Live Weather Camera
Weather Radar for New Castle, Pennsylvania
Loading map...
Customize your route with the free app
... including targeted forecasts at the time of your arrival to each point!
Weather in New Castle, PA
New Castle, Pennsylvania has four distinct seasons with varying temperatures throughout the year.
In the winter, temperatures typically range from an average low of 25°F to an average high of 38°F. Snowfall is common in the winter months with an annual average of 40 inches.
In the spring, temperatures range from an average low of 40°F to an average high of 65°F. Rain is common in the spring months with an annual average of 4.5 inches.
In the summer, temperatures range from an average low of 66°F to an average high of 84°F. Humidity is high during this season and thunderstorms are common.
In the fall, temperatures range from an average low of 48°F to an average high of 69°F. Rainfall is common in the fall months with an annual average of 3.5 inches.
Fast Facts About New Castle, PA
As of 2020, the city population is 21805.
Major Cities Nearby New Castle, PA
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for New Castle, Pennsylvania.